Cosmic Shimmer Ink-ology Inks 30ml By Andy Skinner - Buff. This Ink-ology Ink from Andy Skinner is a versatile water-based dye ink that comes with a pipette for easy dispensing onto a palette or directly onto your project. It can be applied directly to porous surfaces to create a wide range of effects, including colour washes, brush application, stencilling, and more. Available in a range of different colours, all sold separately. Size: 30ml bottle.